Home > U-Bolts > Aluminum 6061 U-Bolt, 4" Pipe

4" Aluminum 6061 U-Bolt | 1/2"-13 Thread | Pipe Mounting

Expert Overview

Engineered for reliable pipe support, this 4" Aluminum 6061 U-Bolt ensures secure mounting. Crafted from high-strength, corrosion-resistant alloy for demanding environments.

StandardASME B18
MaterialAluminum 6061
FinishGalvanized
GradeN/A
Inside Width ( A)2.12"
Inside Length ( B)3.77"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this U-bolt is constructed from aerospace-grade Aluminum 6061, renowned for its excellent strength-to-weight ratio and superior corrosion resistance, particularly in marine and industrial settings. With an inside width (A) of 2.12 inches and an inside length (B) of 3.77 inches, it is specifically designed to accommodate standard 4-inch nominal pipe diameters. The robust 1/2"-13 UNC threaded legs provide ample engagement for standard hex nuts, ensuring a secure and stable attachment. This design makes it ideal for applications requiring lightweight, non-magnetic, and weather-resistant fastening solutions.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

3MEst. 1902
USA🇺🇸
"Science applied to life."
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🏆 Global Innovation Leader
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Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
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🏆 #1 Global Adhesives
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🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🛡️ Lifetime Return Policy
Green Manufacturing
🌱 Sustainable Logistics
Certified:ISO 9001 Compliant

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Position the U-bolt around the 4" pipe, ensuring it rests evenly on the pipe's outer surface. 2. Align the threaded legs of the U-bolt with the mounting surface or bracket. 3. Secure the U-bolt by tightening the provided nuts evenly on both threaded legs until the pipe is firmly held, taking care not to overtighten and deform the pipe or bolt.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong size U-bolt for the pipe diameter.Always verify the pipe's nominal outer diameter and compare it with the U-bolt's inside width and length specifications to ensure a proper fit.
Uneven tightening of the nuts, leading to stress on the pipe or bolt.Tighten both nuts incrementally and alternately to apply uniform pressure, ensuring the pipe is held securely without bending or damage.

Common Applications

  • Marine pipe and conduit securing
  • Industrial equipment mounting
  • Lightweight structural support systems

⚠️ Engineering Warnings

  • Ensure the mounting surface is capable of supporting the intended load.
  • Aluminum 6061 is susceptible to galvanic corrosion when in direct contact with dissimilar metals in a conductive environment; consider isolation methods if necessary.

Alternative Products to Consider

Premium U-Bolts equivalentHigher corrosion resistance (316 SS)
Economy U-Bolts optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Aluminum 6061 U-Bolt, 4" Pipe made from?

A: This Aluminum 6061 U-Bolt, 4" Pipe is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Marine pipe and conduit securing, Industrial equipment mounting, Lightweight structural support systems.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.12"B3.77"C1-1/4"Thread: 1/2"-13 | Both Legs2 Hex Nuts Included

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.